| 3. Ronde | 01.11.2020 | Racing Santander | - | CD Alavés B | 3:0 | ||||
| 6. Ronde | 21.11.2020 | CD Laredo | - | Racing Santander | 0:0 | ||||
| 7. Ronde | 28.11.2020 | Racing Santander | - | Barakaldo CF | 3:0 |  |
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| 4. Ronde | 02.12.2020 | SD Leioa | - | Racing Santander | 1:0 | ||||
| 10. Ronde | 20.12.2020 | Arenas de Getxo | - | Racing Santander | 1:1 | ||||
| 8. Ronde | 03.01.2021 | Real Sociedad B | - | Racing Santander | 4:1 | |
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| 9. Ronde | 13.01.2021 | Racing Santander | - | Real Unión | 1:3 | ||||
| 13. Ronde | 24.01.2021 | Racing Santander | - | Athletic Club B | 1:1 | ||||
| 14. Ronde | 31.01.2021 | CD Alavés B | - | Racing Santander | 2:4 | ||||
| 15. Ronde | 07.02.2021 | Racing Santander | - | SD Leioa | 2:0 |
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